Triangular mailbox



FIG. 1 is a left front perspective view of a triangular mailbox showing my new design;

FIG. 2 is a right front perspective view thereof;

FIG. 3 is a left rear perspective view thereof;

FIG. 4 is a right rear perspective view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a left side view thereof;

FIG. 8 is a right side view thereof;

FIG. 9 is a front view thereof;

FIG. 10 is a rear view thereof;

FIG. 11 is a left front perspective view of a triangular mailbox showing my new design without the mail flag;

FIG. 12 is a right front perspective view thereof;

FIG. 13 is a left rear perspective view thereof;

FIG. 14 is a right rear perspective view thereof;

FIG. 15 is a top plan view thereof;

FIG. 16 is a bottom plan view thereof;

FIG. 17 is a left side view thereof;

FIG. 18 is a right side view thereof;

FIG. 19 is a front view thereof; and,

FIG. 20 is a rear view thereof. 

The ornamental design for a triangular mailbox, as shown and described. 